3
# Copyright (C) 2005 Canonical Ltd
5
# This program is free software; you can redistribute it and/or modify
6
# it under the terms of the GNU General Public License as published by
7
# the Free Software Foundation; either version 2 of the License, or
8
# (at your option) any later version.
10
# This program is distributed in the hope that it will be useful,
11
# but WITHOUT ANY WARRANTY; without even the implied warranty of
12
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
# GNU General Public License for more details.
15
# You should have received a copy of the GNU General Public License
16
# along with this program; if not, write to the Free Software
17
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
"""Weave algorithms benchmark"""
23
from bzrlib.weave import Weave
24
from bzrlib.weavefile import write_weave
25
from bzrlib.progress import ProgressBar
26
from random import randrange, randint
28
import hotshot, hotshot.stats
31
WEAVE_NAME = "bench.weave"
41
for i in xrange(NUM_REVS):
42
pb.update('building', i, NUM_REVS)
44
for j in range(randint(0, 4)):
45
o = randint(0, len(lines))
46
lines.insert(o, "new in version %i\n" % i)
48
for j in range(randint(0, 2)):
50
del lines[randrange(0, len(lines))]
52
rev_id = wf.add(parents, lines)
55
write_weave(wf, file(WEAVE_NAME, 'wb'))
60
# rev_history = b.revision_history()
61
# for rev_id in rev_history:
62
# pb.update('converting inventory', revno, len(rev_history))
63
# inv_xml = b.inventory_store[rev_id].readlines()
64
# weave_id = wf.add(parents, inv_xml)
65
# parents = set([weave_id]) # always just one parent
68
# pb.update('write weave', None, None)
69
# write_weave(wf, file(WEAVE_NAME, 'wb'))
76
prof_f = tempfile.NamedTemporaryFile()
78
prof = hotshot.Profile(prof_f.name)
83
stats = hotshot.stats.load(prof_f.name)
85
stats.sort_stats('time')
86
## XXX: Might like to write to stderr or the trace file instead but
87
## print_stats seems hardcoded to stdout
91
if '-p' in sys.argv[1:]: